vestibular

adjective

ves·​tib·​u·​lar ve-ˈsti-byə-lər 

1

: of, relating to, or functioning as a vestibule

2

: of, relating to, or affecting the perception of body position and movement

the vestibular system of the inner ear

Examples of vestibular in a Sentence

Recent Examples on the Web

The plaintiffs said they were left with ongoing health problems, including seizures, asthma, eczema and vestibular dysfunction. —CBS News, 9 May 2025

The vestibular system, in particular, is a series of semicircular canals located in your inner ear, Besser says. —Caroline C. Boyle, USA TODAY, 19 Sep. 2024

The lack of gravity also affects sensorimotor functions and the vestibular system, the inner-ear sensory organs that control our sense of balance. —Michele Carpenter, IEEE Spectrum, 30 Sep. 2015

Swaying stimulates the vestibular system in your inner ear, which plays a key role in balance and spatial awareness. —Mark Travers, Forbes, 7 Jan. 2025

Word History

First Known Use

circa 1839, in the meaning defined at sense 1

Rhymes for vestibular

• cooler
• jeweller
• ruler
• schooler
• schuller
• preschooler

Medical Definition

vestibular

adjective

ves·​tib·​u·​lar ve-ˈstib-yə-lər 

1

: of or relating to the vestibule of the inner ear, the vestibular system, the vestibular nerve, or the vestibular sense

vestibular impulses

2

: lying within or facing the vestibule of the mouth

the vestibular surface of a tooth

vestibularly adverb